CN108512953B - Mobile phone camera telescoping device and mobile phone - Google Patents

Mobile phone camera telescoping device and mobile phone Download PDF

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Publication number
CN108512953B
CN108512953B CN201710888767.6A CN201710888767A CN108512953B CN 108512953 B CN108512953 B CN 108512953B CN 201710888767 A CN201710888767 A CN 201710888767A CN 108512953 B CN108512953 B CN 108512953B
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CN
China
Prior art keywords
gear
mobile phone
meshed
pinion
phone camera
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201710888767.6A
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Chinese (zh)
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CN108512953A (en
Inventor
李平
南奋勇
辛栋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Zhaowei Machinery and Electronics Co Ltd
Original Assignee
Shenzhen Zhaowei Machinery and Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Shenzhen Zhaowei Machinery and Electronics Co Ltd filed Critical Shenzhen Zhaowei Machinery and Electronics Co Ltd
Priority to CN201710888767.6A priority Critical patent/CN108512953B/en
Priority to JP2018557122A priority patent/JP6731072B2/en
Priority to US16/085,583 priority patent/US10785353B1/en
Priority to PCT/CN2018/081846 priority patent/WO2019062062A1/en
Priority to KR1020187031137A priority patent/KR102112943B1/en
Priority to EP18764984.3A priority patent/EP3691226A4/en
Publication of CN108512953A publication Critical patent/CN108512953A/en
Application granted granted Critical
Publication of CN108512953B publication Critical patent/CN108512953B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
    • G06F1/1686—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675 the I/O peripheral being an integrated camera
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0264—Details of the structure or mounting of specific components for a camera module assembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
    • F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
    • F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • F16H37/04—Combinations of toothed gearings only
    • F16H37/041—Combinations of toothed gearings only for conveying rotary motion with constant gear ratio
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • F16H57/082—Planet carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02034—Gearboxes combined or connected with electric machines
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
    • G06F1/1624—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with sliding enclosures, e.g. sliding keyboard or display
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0235—Slidable or telescopic telephones, i.e. with a relative translation movement of the body parts; Telephones using a combination of translation and other relative motions of the body parts
    • H04M1/0237—Sliding mechanism with one degree of freedom
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/52—Details of telephonic subscriber devices including functional features of a camera

Abstract

The invention relates to the technical field of electronic equipment, and provides a mobile phone camera telescopic device and a mobile phone. According to the mobile phone camera telescopic device, the reversing gear mechanism and the connecting mechanism are controlled by the control module to realize automatic extension or retraction of the mobile phone camera, so that the shooting function of the mobile phone camera is enhanced, the practicability of the mobile phone camera is improved, and the mobile phone is more intelligent.

Description

Mobile phone camera telescoping device and mobile phone
Technical Field
The invention belongs to the technical field of electronic equipment, and particularly relates to a mobile phone camera telescopic device and a mobile phone.
Background
The photographing function becomes a hot spot direction of the current development of mobile phones, on one hand, the mobile phones are light and thin, the screen occupation ratio is continuously improved, and the width and thickness space reserved for the mobile phone camera is gradually reduced; on the other hand, the size of the mobile phone camera cannot be continuously reduced due to the enhancement of photographing and shooting functions. Particularly, the mobile phone with the comprehensive screen is completely provided with the mobile phone camera without a width space, the mobile phone camera is required to be hidden at the back of the screen module, when the photographing function is required to be used, the mobile phone camera is extended, photographing can be performed after the camera exceeds the screen shielding area, and when the mobile phone camera is not required to be used, the mobile phone camera is retracted. The existing mobile phone camera telescopic device mainly adopts a manual driving mode, and cannot realize automatic telescopic operation.
Disclosure of Invention
The invention aims to provide a mobile phone camera telescopic device and a mobile phone, which are used for solving the technical problem that a mobile phone camera in the prior art cannot be automatically telescopic.
In order to achieve the above purpose, the invention adopts the following technical scheme: a mobile phone camera telescopic device comprises a driving device, a reversing gear mechanism, a connecting mechanism for driving a mobile phone camera to extend or retract, a control module and a shell;
the driving device, the reversing gear mechanism, the connecting mechanism and the control module are all arranged in the shell, and the control module is electrically connected with the driving device and can control the driving device to rotate forward or reverse;
the reversing gear mechanism comprises a first transmission gear, a first planetary gear, a second planetary gear and a planet carrier, wherein the first transmission gear, the first planetary gear, the second planetary gear and the planet carrier are pivoted on the shell, the first transmission gear comprises a main gear driven by the driving device to rotate and a pinion which is arranged on the main gear and coaxially rotates with the main gear, the planet carrier is pivoted on the pinion through a rotating shaft, the first planetary gear is pivoted on the planet carrier and meshed with the pinion, and the second planetary gear is pivoted on the planet carrier and meshed with the pinion;
the connecting mechanism comprises a second transmission gear meshed with the first planetary gear or meshed with the second planetary gear and a rack piece used for fixing the mobile phone camera, the second transmission gear is pivoted and rotated in the shell, the rack piece is movably connected in the shell and stretches out or contracts relative to the shell when meshed with the second transmission gear, the first planetary gear is contacted with the second transmission gear and meshed with the second transmission gear to stretch out relative to the shell when the driving device drives the main gear in a forward rotation mode, and the second planetary gear is contacted with the second transmission gear and meshed with the second transmission gear to enable the rack piece to retract relative to the shell when the driving device drives the main gear in a reverse rotation mode.
Further, the planet carrier is a triangle planet carrier, the first planet gear and the second planet gear are respectively pivoted on two opposite angles on the triangle planet carrier, and the diameters of the first planet gear and the second planet gear are both larger than the clearance between the pinion and the second transmission gear.
Further, the reversing gear mechanism further comprises a torsion spring member for limiting the planet carrier so that the first planet gears and the second planet gears are in a non-contact state with the second transmission gear, one end of the torsion spring member is connected with the planet carrier, and the other end of the torsion spring member is connected with the shell.
Further, the second transmission gear comprises a first sub gear and a second sub gear which is arranged on the first sub gear and coaxially rotates with the first sub gear, the first sub gear is meshed with the first planetary gear or meshed with the second planetary gear, and the second sub gear is meshed with the rack piece.
Further, the rack piece comprises a rack main body which is in meshed connection with the second sub-gear, and a fixing part for fixing the mobile phone camera is arranged on the rack main body.
Further, the connecting mechanism further comprises a plurality of guide members arranged in the shell side by side, and each guide member is pivoted on the shell and abuts against the tooth condition.
Further, the driving device comprises a motor, a worm connected with the motor spindle and a third transmission gear meshed with the worm for transmission, and the third transmission gear is meshed with the main gear for transmission.
Further, the third transmission gear comprises a first pinion and a second pinion which is arranged on the first pinion and coaxially rotates with the first pinion, the first pinion is in meshed transmission with the worm, and the second pinion is in meshed transmission with the main gear.
Further, the first pinion is a helical first pinion.
The mobile phone camera telescopic device provided by the invention has the beneficial effects that: compared with the prior art, the mobile phone camera telescopic device controls the motor to drive the gear transmission mechanism through the control module, adopts two planetary gears to respectively output driving force clockwise and anticlockwise, and finally adopts the rack to drive the mobile phone camera to linearly move, so that the purposes of automatic telescopic and uniform telescopic speed of the mobile phone camera are realized.
The invention also provides a mobile phone, which comprises the mobile phone camera telescopic device.
According to the mobile phone provided by the invention, due to the adoption of the mobile phone camera telescopic device, the camera can automatically telescopic, so that the mobile phone photographing and shooting functions are enhanced, and the mobile phone photographing function is more practical.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the overall structure of a mobile phone camera telescoping device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a reversing gear structure of a mobile phone camera telescopic device according to an embodiment of the present invention.
Wherein, each reference sign in the figure:
100-a mobile phone camera telescoping device; 1-a driving device; 11-an electric motor; 12-worm; 13-a third transmission gear; 131-a first pinion; 132-a second pinion; 2-reversing gear mechanism; 21-a first transmission gear; 211-a main gear; 212-a pinion; 22-a first planetary gear; 23-a second planetary gear; 24 planet carriers; 25-torsion spring member; 3-a connection mechanism; 31-a second transmission gear; 311-first sub-gear; 312-a second sub-gear; 32-tooth condition; 321-a rack body; 322-fixing part; 33-a guide shaft; 4-a shell.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 and fig. 2 together, a mobile phone camera telescopic device 100 according to an embodiment of the invention will be described. The mobile phone camera telescoping device 100 comprises a driving device 1, a reversing gear mechanism 2, a connecting mechanism 3 for driving the mobile phone camera to extend or retract, a control module and a shell 4, wherein the driving device 1, the reversing gear mechanism 2, the connecting mechanism 3 and the control module are all arranged in the shell 4, and the control module is electrically connected with the driving device 1 and can control the driving device 1 to rotate forwards or backwards; the reversing gear mechanism 2 comprises a first transmission gear 21 pivoted on the shell 4, a first planetary gear 22, a second planetary gear 23 and a planet carrier 24, wherein the first transmission gear 21 comprises a main gear 211 driven to rotate by the driving device 1 and a secondary gear 212 arranged on the main gear 211 and coaxially rotated with the main gear, the planet carrier 24 is pivoted on the secondary gear 212 through a rotating shaft, the first planetary gear 22 is pivoted on the planet carrier 24 and meshed with the secondary gear 212, and the second planetary gear 23 is pivoted on the planet carrier 24 and meshed with the secondary gear 212; the connection mechanism 3 includes a second transmission gear 31 meshed with the first planetary gear 22 or meshed with the second planetary gear 23, and a rack member 32 for fixing the mobile phone camera, the second transmission gear 31 is pivotally rotated in the housing 4, the tooth member 32 is movably connected in the housing 4 and meshed with the second transmission gear 31 to extend or retract relative to the housing 4, the first planetary gear 22 contacts with the second transmission gear 31 and is meshed to drive so that the tooth member 32 extends relative to the housing 4 when the driving device 1 drives the main gear 211 in forward rotation, and the second planetary gear 23 contacts with the second transmission gear 31 and is meshed to drive so that the tooth member 32 retracts relative to the housing 4 when the driving device 1 drives the main gear 211 in reverse rotation.
According to the mobile phone camera telescopic device 100 provided by the embodiment of the invention, when the control module controls the driving device 1 to rotate positively, the driving device 1 drives the main gear 211 to rotate positively, and then the first planet gear 22 and the auxiliary gear 212 coaxially rotate, at the moment, the first planet gear 22 rotates around the central axis of the auxiliary gear 212 until contacting with the second transmission gear 31, the first planet gear 22 and the second transmission gear 31 are meshed for transmission, so that the second transmission gear 31 rotates circumferentially around the central axis of the second transmission gear 31 relative to the shell 4 and is meshed with the rack piece 32, the rack piece 32 moves linearly upwards relative to the shell 4, the mobile phone camera fixedly connected with the rack piece 32 extends out, when the control module controls the driving device 1 to rotate reversely, the driving device 1 drives the main gear 211 to rotate reversely, and then the second planet gear 23 and the auxiliary gear 212 coaxially rotate, at the moment, the second planet gear 23 rotates around the central axis of the auxiliary gear 212 until contacting with the second transmission gear 31, the second planet gear 23 and the second transmission gear 31 are meshed for transmission, the second transmission gear 31 rotates around the central axis of the second transmission gear 31 relative to the shell 4, the rack piece 32 rotates smoothly and automatically moves downwards relative to the shell 32, or the mobile phone camera is automatically and continuously and rapidly moves downwards relative to the shell 32, the mobile phone camera is conveniently and automatically and rapidly retracted, the mobile phone is conveniently and rapidly and rotatably connected with the mobile phone camera is in a fixed and automatically retracted by the control module.
Further, referring to fig. 1 and 2, in the present embodiment, the planet carrier 24 is a triangular planet carrier, and the first planet gear 22 and the second planet gear 23 are respectively pivoted on two opposite angles of the triangular planet carrier. When the first planetary gear 22 is engaged to drive the second transmission gear 31, the second planetary gear 23 is disengaged from the pinion 212, and at this time, the rack member 32 moves linearly downward with respect to the housing 4. Or when the second planetary gear engagement 23 drives the second transmission gear 31, the first planetary gear 22 is disengaged from the pinion 212, and at this time, the rack member 32 moves linearly downward with respect to the housing 4. Because the diameters of the first planetary gear 22 and the second planetary gear 23 are larger than the clearance between the pinion 212 and the second transmission gear 31, when the first planetary gear 22 or the second planetary gear 23 is meshed with the second transmission gear 31 for transmission, only autorotation motion is generated, revolution motion is not generated, and thus, the second transmission gear 31 can be driven by more stable and uniform power transmission, and the mobile phone camera can stably extend or retract along with the gear condition 32.
Further, referring to fig. 1 and 2, in the present embodiment, the reversing gear mechanism 2 further includes a torsion spring member 25 for limiting the planet carrier 24 so that the first planet gear 22 and the second planet gear 23 are in a non-contact state with the second transmission gear 31, one end of the torsion spring member 25 is connected to the planet carrier 24, the other end of the torsion spring member 25 is connected to the housing 4, after the planet carrier 24 rotates with the first planet gear 22 or the second planet gear 23, the torsion spring member 25 has tension, after stopping working, the planet carrier 24 returns to the original position under the action of the tension of the torsion spring member 25, and the first planet gear 22 or the second planet gear 23 also returns to the original position, so that the first planet gear 22 and the second planet gear 23 are in a state separated from the second transmission gear 31 in a non-working state, and the mobile phone camera can be manually pushed to the original position when the mobile phone camera is in an extended state.
Further, referring to fig. 1, in the present embodiment, the second transmission gear 31 includes a first pinion 311 and a second pinion 312 disposed on the first pinion 311 and coaxially rotating with the first pinion 311, the first pinion 311 is in meshed connection with the first planet 22 or in meshed connection with the second planet 23, the second pinion 312 is in meshed connection with the rack member 32, and compared with the first pinion 311, the first planet 22 and the second planet 23 have smaller diameters than the first pinion 311, and when the first pinion 311 is in meshed transmission, the rotation speed of the first pinion 311 is reduced, so that the speed of the rack member 32 for transmitting the mobile phone camera is slowed down, and the mobile phone camera is extended or retracted smoothly.
Further, referring to fig. 1, in the present embodiment, the tooth condition 32 includes a rack main body 321 engaged with the second pinion 312, a fixing portion 322 for fixing a mobile phone camera is provided on the rack main body 321, and the rack main body 321 is engaged with the second pinion 312, and meanwhile, the fixing portion 322 is fixedly connected with the mobile phone camera to drive the mobile phone camera to extend or retract, and the fixing portion 322 is provided on the tooth condition 32 and is fixedly connected with the mobile phone camera, so that the connection strength of the rack member 32 and the mobile phone camera is enhanced, and smooth extension or retraction of the mobile phone camera is ensured.
Further, referring to fig. 1, in the present embodiment, the connection mechanism 3 further includes a plurality of guide members 33 disposed in the housing 4 side by side, each guide member 33 is pivotally connected to the housing 4 and abuts against the rack member 32, the tooth member 32 is driven by the second transmission gear 31 to perform linear motion, the guide members 33 are disposed to enable the tooth member 32 to precisely drive the mobile phone camera to extend or retract, friction and collision with the housing 4 are avoided, and the tooth member 32 is strip-shaped, a certain bending moment is generated during movement, so that a certain error is caused in driving the mobile phone camera to extend or retract, and the guide members 33 disposed herein also play a supporting role to ensure that the mobile phone camera precisely moves.
Further, referring to fig. 1, in the present embodiment, the driving device 1 includes a motor 11, a worm 12 connected to a main shaft of the motor 11, and a third transmission gear 13 meshed with the worm for transmission, the third transmission gear 13 is meshed with a main gear 211 for transmission, the motor 11 is used as a power source, the worm 12 is connected to the main shaft of the motor 11, the worm 12 can realize large torque transmission, and the transmission is stable and compact, and the third transmission gear 13 transmits power to the main gear 211 for reducing the rotation speed, so that the transmission process is more stable and the transmission is more accurate.
Further, referring to fig. 1, in the present embodiment, the third transmission gear 13 includes a first pinion 131 and a second pinion 132 provided on the first pinion 131 and coaxially rotating with the first pinion 131, the first pinion 131 is engaged with the worm 12 for transmission, the second pinion 132 is engaged with the main gear 211 for transmission, and the gear diameter of the first pinion 131 is larger than the gear diameter of the second pinion 132. The second pinion 132 is engaged with the main gear 211, and the gear diameter of the main gear 211 is larger than that of the second pinion 132, so that the transmission speed of the main gear 211 is reduced, and further the subsequent transmission mechanism is enabled to stably transmit, so that the mobile phone camera is enabled to stably extend or retract.
Further, referring to fig. 1, in the present embodiment, the first pinion 131 is a helical gear, which has high meshing degree, high transmission efficiency and stable transmission, so that the noise of the driving device 1 can be effectively reduced, the practicability of the mobile phone camera telescoping device 100 is enhanced, the second pinion 312 can be a spur gear, and the spur gear is convenient to install and debug and high in installation precision, so as to meet the requirement of accurate movement of the mobile phone camera.
Not shown in the figure, the embodiment of the invention also provides a mobile phone, which comprises the mobile phone camera telescopic device 100.
The mobile phone provided by the embodiment of the invention adopts the mobile phone camera telescopic device 100, so that the mobile phone realizes the automatic telescopic function of the camera, the practicability of the mobile phone is enhanced, and the intelligent degree of the mobile phone is higher.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (10)

1. A mobile phone camera telescoping device, its characterized in that: the mobile phone camera comprises a driving device, a reversing gear mechanism, a connecting mechanism for driving the mobile phone camera to extend or retract, a control module and a shell;
the driving device, the reversing gear mechanism, the connecting mechanism and the control module are all arranged in the shell, and the control module is electrically connected with the driving device and can control the driving device to rotate forward or reverse;
the reversing gear mechanism comprises a first transmission gear, a first planetary gear, a second planetary gear and a planet carrier, wherein the first transmission gear, the first planetary gear, the second planetary gear and the planet carrier are pivoted on the shell, the first transmission gear comprises a main gear driven by the driving device to rotate and a pinion which is arranged on the main gear and coaxially rotates with the main gear, the planet carrier is pivoted on the pinion through a rotating shaft, the first planetary gear is pivoted on the planet carrier and meshed with the pinion, and the second planetary gear is pivoted on the planet carrier and meshed with the pinion;
the connecting mechanism comprises a second transmission gear meshed with the first planetary gear or meshed with the second planetary gear and a rack piece used for fixing the mobile phone camera, the second transmission gear is pivoted and rotated in the shell, the rack piece is movably connected in the shell and stretches out or contracts relative to the shell when meshed with the second transmission gear, the first planetary gear is contacted with the second transmission gear and meshed with the second transmission gear to stretch out relative to the shell when the driving device drives the main gear in a forward rotation mode, and the second planetary gear is contacted with the second transmission gear and meshed with the second transmission gear to enable the rack piece to retract relative to the shell when the driving device drives the main gear in a reverse rotation mode.
2. The mobile phone camera telescoping device of claim 1, wherein: the planet carrier is a triangular planet carrier, the first planet gears and the second planet gears are respectively pivoted on two opposite angles on the triangular planet carrier, and the diameters of the first planet gears and the second planet gears are larger than the gap between the pinion and the second transmission gear.
3. The mobile phone camera telescoping device of claim 1, wherein: the reversing gear mechanism further comprises a torsion spring member used for limiting the planet carrier so that the first planet gears and the second planet gears are in a non-contact state with the second transmission gear, one end of the torsion spring member is connected with the planet carrier, and the other end of the torsion spring member is connected with the shell.
4. The mobile phone camera telescoping device of claim 1, wherein: the second transmission gear comprises a first sub gear and a second sub gear which is arranged on the first sub gear and coaxially rotates with the first sub gear, the first sub gear is meshed with the first planetary gear or meshed with the second planetary gear, and the second sub gear is meshed with the rack piece.
5. The mobile phone camera telescoping device of claim 4, wherein: the rack piece comprises a rack main body which is meshed and connected with the second sub-gear, and a fixing part for fixing the mobile phone camera is arranged on the rack main body.
6. The mobile phone camera telescoping device of any one of claims 1 to 5, wherein: the connecting mechanism further comprises a plurality of guide pieces which are arranged in the shell side by side, and each guide piece is pivoted on the shell and abuts against the tooth condition.
7. The mobile phone camera telescoping device of any one of claims 1 to 5, wherein: the driving device comprises a motor, a worm connected with a main shaft of the motor and a third transmission gear meshed with the worm for transmission, and the third transmission gear is meshed with the main gear for transmission.
8. The cell phone camera jack of claim 7, wherein: the third transmission gear comprises a first pinion and a second pinion which is arranged on the first pinion and coaxially rotates with the first pinion, the first pinion is meshed with the worm for transmission, and the second pinion is meshed with the main gear for transmission.
9. The cell phone camera jack of claim 8, wherein: the first pinion is a helical first pinion.
10. A mobile phone, characterized in that: a camera jack for a mobile phone as claimed in any one of claims 1 to 9.
CN201710888767.6A 2017-09-27 2017-09-27 Mobile phone camera telescoping device and mobile phone Active CN108512953B (en)

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JP2018557122A JP6731072B2 (en) 2017-09-27 2018-04-04 Mobile phone camera telescopic device & mobile phone
US16/085,583 US10785353B1 (en) 2017-09-27 2018-04-04 Mobile phone camera extension-and-retraction device and mobile phone
PCT/CN2018/081846 WO2019062062A1 (en) 2017-09-27 2018-04-04 Mobile phone camera extensible device and mobile phone
KR1020187031137A KR102112943B1 (en) 2017-09-27 2018-04-04 Mobile phone camera extension device and mobile phone
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KR102112943B1 (en) 2020-06-04
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US10785353B1 (en) 2020-09-22

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